Package Management

Ubuntu 18.04 — node-express — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — node-express — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7581-1 Related CVEs: CVE-2024-29041 CVE-2024-43796 Upstream summary: It was discovered that Express incorrectly handled certain URLs, leading to an open redirect attack. A remote attacker could possibly use this issue […]

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Ubuntu 14.04 — pixman — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — pixman — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5718-2 Related CVEs: CVE-2022-44638 CVE-2015-5297 CVE-2014-9766 Upstream summary: USN-5718-1 fixed a vulnerability in pixman. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory […]

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Ubuntu 20.04 — rust-openssl — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — rust-openssl — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7891-1 Related CVEs: CVE-2023-53159 CVE-2025-3416 CVE-2025-24898 Upstream summary: Matt Mastracci discovered that rust-openssl was incorrectly handling server lifetimes in certain functions. An attacker could possibly use this issue to cause […]

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Ubuntu 18.04 — ruby-carrierwave — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — ruby-carrierwave — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7497-1 Related CVEs: CVE-2021-21305 CVE-2023-49090 Upstream summary: Rikita Ishikawa discovered that CarrierWave did not correctly sanitize certain inputs. An attacker could possibly use this issue to execute arbitrary code. This […]

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Ubuntu 22.04 — harfbuzz — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — harfbuzz — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7251-1 Related CVEs: CVE-2023-25193 CVE-2022-33068 Upstream summary: It was discovered that HarfBuzz incorrectly handled shaping certain fonts. A remote attacker could possibly use this issue to cause HarfBuzz to consume […]

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Ubuntu 20.04 — subversion — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — subversion — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7818-2 Related CVEs: CVE-2024-46901 CVE-2018-11782 CVE-2019-0203 CVE-2020-17525 CVE-2021-28544 CVE-2022-24070 Upstream summary: USN-7818-1 fixed vulnerabilities in Apache Subversion. This update provides the corresponding update for Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, […]

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Ubuntu 18.04 — python-apt — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — python-apt — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7916-1 Related CVEs: CVE-2025-6966 https://launchpad.net/bugs/1907676 CVE-2020-27351 https://launchpad.net/bugs/1860606 CVE-2019-15795 CVE-2019-15796 Upstream summary: Julian Andres Klode discovered that python-apt incorrectly handled deb822 configuration files. An attacker could use this issue to cause […]

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Ubuntu 14.04 — libjpeg6b — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libjpeg6b — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5497-1 Related CVEs: CVE-2018-11212 CVE-2018-11213 CVE-2018-11214 CVE-2018-11813 CVE-2020-14152 Upstream summary: It was discovered that Libjpeg6b was not properly performing bounds checks when compressing PPM and Targa image files. An attacker […]

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Ubuntu 20.04 — python-eventlet — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — python-eventlet — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7772-1 Related CVEs: CVE-2025-58068 https://launchpad.net/bugs/2125423 CVE-2021-21419 Upstream summary: It was discovered that Eventlet incorrectly handled certain requests. An attacker could possibly use this issue to bypass front-end security controls, launch […]

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Ubuntu 18.04 — pcl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — pcl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7227-1 Related CVEs: CVE-2024-53432 Upstream summary: It was discovered that PCL incorrectly handled certain malformed files. If a user or automated system were tricked into opening a specially crafted file, […]

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